Home / 31,602,145.30-47,403,217.96-8,883,042.55

Finding the Fourth Proportional to 31,602,145.30, 47,403,217.96 and 8,883,042.55

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Solution

The fourth proportional to 31,602,145.30, 47,403,217.96 and 8,883,042.55 is: 13,324,563.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,602,145.30 : 47,403,217.96 = 8,883,042.55 : x
  2. Step 2: Convert to fraction form
    31,602,145.30/47,403,217.96 = 8,883,042.55/x
  3. Step 3: Cross multiply
    31,602,145.30x = 47,403,217.96 × 8,883,042.55
  4. Step 4: Simplify right side
    31,602,145.30x = 421,084,802,004,888.56
  5. Step 5: Solve for x
    x = 421,084,802,004,888.56/31,602,145.30
  6. Step 6: Final answer
    x = 13,324,563.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.